This was a congressional decision that outlawed voters being subjected to a literacy test and created federal registration for voters

Voting Rights Act 1965

This act was signed by President Lyndon B Johnson.  It outlawed discriminatory voting practices many Southern states used after the Civil War, including literacy tests.  They used these tests to try and prevent African Americans from voting, since many of them did not learn how to read.  This act outlawed this rule.

the correct answer is to reduce tax

the section of the chart that represents a point at which a bill needs approval from a majority of people in both chambers to advance is j, as this is the only section before the bill becomes law which has both rows (symbolizing the chambers) converging into one, meaning that the two parts of the congress have to approve of it before it can march on with the process.